Donald I. Dickman, Ph.D., is professor emeritus of Forestry at Michigan State University. He has served on the faculty for 33 years, teaching courses in silviculture, tree physiology, forest ecology and general forestry. He is the author of many scientific papers, popular articles and four books, including “The Forests of Michigan” (co-authored by L.A. Leefers), which was recognized as a 2004 Notable Book by the Library of Michigan. In retirement, he maintains an active interest in forestry matters.